TWI361103B - - Google Patents

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Info

Publication number: TWI361103B
Authority: TW; Taiwan
Prior art keywords: catalyst layer; catalyst; function; oxide; gas
Prior art date: 2003-11-14

Application number

TW093134869A

Other languages

English (en)

Chinese (zh)

Other versions

TW200518825A (en

Inventor

Yasuyoshi Kato

Original Assignee

Babcock Hitachi Kk

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2003-11-14

Filing date

2004-11-12

Publication date

2012-04-01

2004-11-12 Application filed by Babcock Hitachi Kk filed Critical Babcock Hitachi Kk

2005-06-16 Publication of TW200518825A publication Critical patent/TW200518825A/zh

2012-04-01 Application granted granted Critical

2012-04-01 Publication of TWI361103B publication Critical patent/TWI361103B/zh

Links

QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 246
239000003054 catalyst Substances 0.000 claims description 185
229910000069 nitrogen hydride Inorganic materials 0.000 claims description 112
MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 57
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 31
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 28
238000007254 oxidation reaction Methods 0.000 claims description 27
230000003647 oxidation Effects 0.000 claims description 23
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 22
238000000034 method Methods 0.000 claims description 22
230000001590 oxidative effect Effects 0.000 claims description 16
239000010948 rhodium Substances 0.000 claims description 16
229910000420 cerium oxide Inorganic materials 0.000 claims description 15
BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 15
239000010457 zeolite Substances 0.000 claims description 11
229910021536 Zeolite Inorganic materials 0.000 claims description 10
229910021529 ammonia Inorganic materials 0.000 claims description 10
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 10
239000004408 titanium dioxide Substances 0.000 claims description 10
229910052697 platinum Inorganic materials 0.000 claims description 9
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 7
RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 7
229910052763 palladium Inorganic materials 0.000 claims description 7
229910052703 rhodium Inorganic materials 0.000 claims description 7
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 6
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 5
229910052750 molybdenum Inorganic materials 0.000 claims description 5
239000011733 molybdenum Substances 0.000 claims description 5
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
229910001928 zirconium oxide Inorganic materials 0.000 claims description 5
229910052721 tungsten Inorganic materials 0.000 claims description 4
239000010937 tungsten Substances 0.000 claims description 4
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 4
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 2
229910052770 Uranium Inorganic materials 0.000 claims 1
239000004480 active ingredient Substances 0.000 claims 1
JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims 1
239000007789 gas Substances 0.000 description 68
KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 21
229910000510 noble metal Inorganic materials 0.000 description 19
229910052707 ruthenium Inorganic materials 0.000 description 19
238000000354 decomposition reaction Methods 0.000 description 14
238000006243 chemical reaction Methods 0.000 description 13
230000000052 comparative effect Effects 0.000 description 8
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 7
239000007788 liquid Substances 0.000 description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
230000000694 effects Effects 0.000 description 6
239000000203 mixture Substances 0.000 description 6
239000000243 solution Substances 0.000 description 6
239000003795 chemical substances by application Substances 0.000 description 5
238000005516 engineering process Methods 0.000 description 5
229910052751 metal Inorganic materials 0.000 description 5
239000000843 powder Substances 0.000 description 5
239000010970 precious metal Substances 0.000 description 5
239000002184 metal Substances 0.000 description 4
239000010936 titanium Substances 0.000 description 4
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
239000006227 byproduct Substances 0.000 description 3
238000007796 conventional method Methods 0.000 description 3
229910052878 cordierite Inorganic materials 0.000 description 3
230000006866 deterioration Effects 0.000 description 3
238000010586 diagram Methods 0.000 description 3
238000010790 dilution Methods 0.000 description 3
239000012895 dilution Substances 0.000 description 3
JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 3
GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 3
238000001035 drying Methods 0.000 description 3
239000000835 fiber Substances 0.000 description 3
229910052680 mordenite Inorganic materials 0.000 description 3
229910001925 ruthenium oxide Inorganic materials 0.000 description 3
WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 3
229910052684 Cerium Inorganic materials 0.000 description 2
OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
229910004298 SiO 2 Inorganic materials 0.000 description 2
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
230000002159 abnormal effect Effects 0.000 description 2
239000002253 acid Substances 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 2
GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 2
229910000422 cerium(IV) oxide Inorganic materials 0.000 description 2
238000011068 loading method Methods 0.000 description 2
238000006386 neutralization reaction Methods 0.000 description 2
239000004065 semiconductor Substances 0.000 description 2
230000002195 synergetic effect Effects 0.000 description 2
229910052719 titanium Inorganic materials 0.000 description 2
229910052720 vanadium Inorganic materials 0.000 description 2
239000002699 waste material Substances 0.000 description 2
201000002451 Overnutrition Diseases 0.000 description 1
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
DOSXDVYWNFUSBU-UHFFFAOYSA-N [O-][N+](=O)[Pt][N+]([O-])=O Chemical compound [O-][N+](=O)[Pt][N+]([O-])=O DOSXDVYWNFUSBU-UHFFFAOYSA-N 0.000 description 1
230000001154 acute effect Effects 0.000 description 1
238000005273 aeration Methods 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 1
229910052792 caesium Inorganic materials 0.000 description 1
TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
238000001354 calcination Methods 0.000 description 1
239000000969 carrier Substances 0.000 description 1
239000012159 carrier gas Substances 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
238000006555 catalytic reaction Methods 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
239000013043 chemical agent Substances 0.000 description 1
229910000423 chromium oxide Inorganic materials 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
238000007865 diluting Methods 0.000 description 1
150000005182 dinitrobenzenes Chemical class 0.000 description 1
239000010419 fine particle Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000001307 helium Substances 0.000 description 1
229910052734 helium Inorganic materials 0.000 description 1
SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
239000012784 inorganic fiber Substances 0.000 description 1
238000004898 kneading Methods 0.000 description 1
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
239000004745 nonwoven fabric Substances 0.000 description 1
235000020823 overnutrition Nutrition 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
238000006864 oxidative decomposition reaction Methods 0.000 description 1
SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
GPNDARIEYHPYAY-UHFFFAOYSA-N palladium(ii) nitrate Chemical compound [Pd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O GPNDARIEYHPYAY-UHFFFAOYSA-N 0.000 description 1
230000037361 pathway Effects 0.000 description 1
239000008188 pellet Substances 0.000 description 1
239000011148 porous material Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000002203 pretreatment Methods 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
238000012827 research and development Methods 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000004576 sand Substances 0.000 description 1
239000013535 sea water Substances 0.000 description 1
238000005728 strengthening Methods 0.000 description 1
239000000725 suspension Substances 0.000 description 1
239000002351 wastewater Substances 0.000 description 1
238000004065 wastewater treatment Methods 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8634—Ammonia
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/46—Ruthenium, rhodium, osmium or iridium
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/652—Chromium, molybdenum or tungsten
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/19—Catalysts containing parts with different compositions
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/652—Chromium, molybdenum or tungsten
- B01J23/6527—Tungsten
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- B01J29/068—Noble metals

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Environmental & Geological Engineering (AREA)
General Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Biomedical Technology (AREA)
Oil, Petroleum & Natural Gas (AREA)
Health & Medical Sciences (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Catalysts (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)

TW093134869A 2003-11-14 2004-11-12 Method for apparatus for treating ammonia-containing gas TW200518825A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2003385245		2003-11-14

Publications (2)

Publication Number	Publication Date
TW200518825A TW200518825A (en)	2005-06-16
TWI361103B true TWI361103B (de)	2012-04-01

Family

ID=34587355

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW093134869A TW200518825A (en)	2003-11-14	2004-11-12	Method for apparatus for treating ammonia-containing gas

Country Status (7)

Country	Link
US (1)	US7591987B1 (de)
EP (1)	EP1690586B1 (de)
JP (1)	JP4719003B2 (de)
KR (1)	KR101142239B1 (de)
CN (1)	CN100455339C (de)
TW (1)	TW200518825A (de)
WO (1)	WO2005046844A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5192754B2 (ja) *	2007-08-22	2013-05-08	三菱重工業株式会社	排ガス処理触媒、及び排ガス処理システム
US7901647B2 (en) *	2008-04-07	2011-03-08	Babcock & Wilcox Power Generation Group, Inc.	Enhancement of conventional SCR and SNCR processes with ammonia destruction catalyst
CN106178948A (zh) *	2016-08-25	2016-12-07	国网河南省电力公司电力科学研究院	一种基于氨逃逸催化脱除的新型scr脱硝系统
JP7749338B2 (ja) *	2021-04-23	2025-10-06	パナソニックホールディングス株式会社	Ｉｉｉ族窒化物結晶の製造装置及び製造方法
JP2023147105A (ja) *	2022-03-29	2023-10-12	三菱重工業株式会社	アンモニアの処理方法及び装置
CN119701629A (zh) *	2024-12-17	2025-03-28	成都达奇科技股份有限公司	Scr脱硝塔

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS52100365A (en) *	1976-02-20	1977-08-23	Ricoh Co Ltd	Decomposition of ammonia gas
JPS5829125B2 (ja) *	1979-11-05	1983-06-21	トヨタ自動車株式会社	アンモニア又はアンモニア含有有機混合ガスの浄化装置
JP3321190B2 (ja) *	1991-11-27	2002-09-03	バブコック日立株式会社	脱硝機能を備えたアンモニア分解触媒および排ガス浄化方法
US5409681A (en) *	1991-11-27	1995-04-25	Babcock-Hitachi Kabushiki Kaisha	Catalyst for purifying exhaust gas
JP3427581B2 (ja) *	1994-09-13	2003-07-22	トヨタ自動車株式会社	内燃機関の排気浄化装置
US6299847B1 (en) *	1998-07-07	2001-10-09	Durr Environmental	Ammonia catalytic abatement apparatus and method
JP2000317272A (ja) *	1999-05-07	2000-11-21	Babcock Hitachi Kk	アンモニア含有排水の浄化方法
EP1667646A4 (de) *	2003-09-26	2007-07-04	David R Whitlock	Verfahren zur verwendung von ammoniak-oxidierenden bakterien

2004
- 2004-11-12 TW TW093134869A patent/TW200518825A/zh not_active IP Right Cessation
- 2004-11-12 CN CNB2004800377892A patent/CN100455339C/zh not_active Expired - Lifetime
- 2004-11-12 EP EP04818524.3A patent/EP1690586B1/de not_active Expired - Lifetime
- 2004-11-12 KR KR1020067010074A patent/KR101142239B1/ko not_active Expired - Lifetime
- 2004-11-12 WO PCT/JP2004/016868 patent/WO2005046844A1/ja not_active Ceased
- 2004-11-12 US US10/579,368 patent/US7591987B1/en not_active Expired - Lifetime
- 2004-11-12 JP JP2005515461A patent/JP4719003B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP1690586A1 (de)	2006-08-16
JP4719003B2 (ja)	2011-07-06
KR20070004539A (ko)	2007-01-09
CN100455339C (zh)	2009-01-28
EP1690586B1 (de)	2013-10-23
WO2005046844A1 (ja)	2005-05-26
EP1690586A4 (de)	2008-08-06
KR101142239B1 (ko)	2012-05-07
TW200518825A (en)	2005-06-16
CN1894019A (zh)	2007-01-10
US7591987B1 (en)	2009-09-22
JPWO2005046844A1 (ja)	2007-05-31

Legal Events

Date	Code	Title	Description
2024-12-21	MK4A	Expiration of patent term of an invention patent

Publication	Publication Date	Title
US5409681A (en)	1995-04-25	Catalyst for purifying exhaust gas
EP3027309B1 (de)	2020-05-27	Ammoniakschlupfkatalysator
EP3466521B1 (de)	2021-04-28	Katalysatorartikel zur behandlung von abgas
GB2533448A (en)	2016-06-22	Zoned catalyst for treating exhaust gas
JP3436567B2 (ja)	2003-08-11	排ガス浄化触媒およびその製造方法
JP3321190B2 (ja)	2002-09-03	脱硝機能を備えたアンモニア分解触媒および排ガス浄化方法
TWI361103B (de)	2012-04-01
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